Updated: May 02, 2026
Location and Projects
Address
30257 FRONTERA DEL SUR, Highland, CA, 92346
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Aguilar Guillermo M Architect
Aguilar Guillermo M, 30257 Frontera Del Sur, Highland, CA (Employees: Guillermo Aguilar Aguilar and Guillermo Aguilar Aguilar) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 99 ranks in the top 15% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Aguilar Guillermo M, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Aguilar Guillermo M Services
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Aguilar Guillermo M Contact Information
Phone Number: (909) 255-2708
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Address: 30257 FRONTERA DEL SUR, Highland, CA 92346
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Aguilar Guillermo M Highland
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Aguilar Guillermo M has a BuildZoom score of 99, which places them above 85% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
Our building permit records indicate that Aguilar Guillermo M has worked on at least
2.0 projects over the past year.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
1 project
|
$20k-$50k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Cc: installation of drywall to repair water damage (370)sf in (2) separate apartments
Valuation:
N/A
Permit #:
212614
Status:
complete
Fee:
$306
Permit Type:
N/A
Building Type:
N/A
Convert half of a laboratory into office space with new lighting renew bathooms and re-stripe parking lot for future plug-in stations. (separate m.e.p. permits required)
Valuation:
N/A
Permit #:
18016-10000-24215
Status:
applied
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Brs2401251garage conversion to 441 sf attached adu
Valuation:
N/A
Permit #:
FPRBP2402541
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential dwelling (brs) - adu - additional dwelling unit
2025-04-07
Garage conversion to 441 sf attached adu
Valuation:
$49,679
Permit #:
BRS2401251
Status:
issued
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Permit to indicate the use on the 2nd floor as furniture retail warehouse. existing building. is a 4 story retail/warehouse type i building. no new construction (existing condition)
Valuation:
N/A
Permit #:
97016-10000-02942
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Me for tenant improvement of existing retail space for new bank
Valuation:
N/A
Permit #:
1708090012
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Pl for tenant improvement of existing retail space for new bank
Valuation:
N/A
Permit #:
1708090009
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Erosion control for 350 sf room addition with bathroom to the rear of home
Valuation:
N/A
Permit #:
THR14-046
Status:
approved
Fee:
$77
Permit Type:
N/A
Building Type:
N/A
350 sf room addition with bathroom to the rear of home
Valuation:
$33,569
Permit #:
B1400734
Status:
final
Fee:
$947
Permit Type:
N/A
Building Type:
N/A
Interior tenant improvement at 3, 100 s/f - no new s/f (one west bank)
Valuation:
N/A
Permit #:
BLD2016-00947
Status:
final
Fee:
N/A
Permit Type:
General
Building Type:
N/A
Stucco front house
Valuation:
$800
Permit #:
B142055
Status:
ISSUED
Fee:
$153
Permit Type:
N/A
Building Type:
N/A
Remove existing; re-sheet install 30 yr comparable
Valuation:
$3,000
Permit #:
B063032
Status:
FINAL
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Adding bath/rm inside existing house replacing two bed/rm wi
Valuation:
N/A
Permit #:
B00-026-917
Status:
expired
Fee:
$139
Permit Type:
N/A
Building Type:
N/A
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Aguilar Guillermo M Reviews
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Verified License
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Aguilar Guillermo M License info
Verified License
| License # | 1118277 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Aguilar Guillermo M at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | C13165 |
| Status | Active |
| State | California |
| Type | Architect |
- BuildZoom has not verified this license since June, 2025.
Verify this license's status for Aguilar Guillermo M at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
Insured
| Insurer | Sierra Specialty Insurance Company |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
10
Permits
- Building permit records show that Aguilar Guillermo M has worked on 10 permitted projects.
Aguilar Guillermo M Employees
AM
Aguilar Guillermo M
Owner
GA
Guillermo Aguilar Aguilar
Sole Owner
GA
Guillermo Aguilar Aguilar
Sole Owner